<template>
  <div>
    <div class="btn">press</div>
  </div>
</template>

<script>
export default {

}
</script>

<style lang='less'>
.btn{
  width: 100px;
  height: 50px;
  border-radius: 50%;
  background-color: lime;
  display: flex;
  justify-content: center;
  align-items: center;
  color: blue;
}
</style>